The environment is your correct answer<span />
The endothermic process is any process which requires or absorbs energy from its surroundings, usually in the form of heat. It may be a chemical process, such as dissolving ammonium nitrate in water, or simply the melting of ice cubes.
Pathogens are spread from bacteria, this bacteria travels throughout the air meaning another person gets it. Some things that can be prevented is take antibiotics to fight the bacteria off and washing your hands daily, also cover your mouth when coughing and sneezing to somewhat stop spreading the bacteria
Answer:
C
Explanation:
Trilobites were alive the longest time ago, so they would be found in the oldest rock layer.
The answer is B) catastrophic fluid loss